Home / 27,930,589.68-38,543,608.58-16,170,353.58

Finding the Fourth Proportional to 27,930,589.68, 38,543,608.58 and 16,170,353.58

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Solution

The fourth proportional to 27,930,589.68, 38,543,608.58 and 16,170,353.58 is: 22,314,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,930,589.68 : 38,543,608.58 = 16,170,353.58 : x
  2. Step 2: Convert to fraction form
    27,930,589.68/38,543,608.58 = 16,170,353.58/x
  3. Step 3: Cross multiply
    27,930,589.68x = 38,543,608.58 × 16,170,353.58
  4. Step 4: Simplify right side
    27,930,589.68x = 623,263,778,906,870
  5. Step 5: Solve for x
    x = 623,263,778,906,870/27,930,589.68
  6. Step 6: Final answer
    x = 22,314,737.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.